Display screen or a portion thereof with animated graphical user interface



FIG. 1 is a first image of a display screen or a portion thereof with an animated graphical user interface; and,

FIG. 2 is a second image of a display screen or a portion thereof with an animated graphical user interface.

The broken lines illustrate the display screen or portion thereof and form no part of the claimed design. The broken lines illustrate portions of the animated graphical user interface and form no part of the claimed design.

The appearance of the animated graphical user interface sequentially transitions from FIG. 1 to FIG. 2. The process, order, or period in which one image transitions to another image forms no part of the claimed design. 

CLAIM The ornamental design for a display screen or a portion thereof with animated graphical user interface, as shown and described. 